#!/bin/bash
set -vx
# remove previous pid (if exist) after crash
rm /var/run/squid.pid

if [ $NOAUTO == "yes" ];then
    squid -z -n $HOSTNAME
    squid -N -n $HOSTNAME
fi

# + 48h
LIMIT="-cmin +2880"

# le cache contient des repertoires pas utilisés depuis plus de $LIMIT 
FINDTIME=$(find /var/spool/squid/$HOSTNAME/* -maxdepth 0 -type d $LIMIT | wc -l)
# Combien de rep en tout
NOWREP=$(find /var/spool/squid/$HOSTNAME/* -maxdepth 0 -type d | wc -l)

chown -R squid /var/log/squid 

# Not exist or too old
if [ ! -d "/var/spool/squid/$HOSTNAME" ] || [ $FINDTIME == $NOWREP ];then
  squid -z -n $HOSTNAME
  sleep 5
else
  touch "/var/spool/squid/$HOSTNAME"
fi

while test -e /var/run/squid.pid 
do
  echo "cache is generated/checked"	
  sleep 1
done      

# Find and remove old useless caches directories (not used after limi valuet). sleep is only used to wait other containers are well started.
mkdir /tmp/empty
sleep 20 && find /var/cache/squid/* -maxdepth 0 -type d $LIMIT -exec rsync -a -v --delete /tmp/empty/ {}/ \; && rm -d /var/cache/squid/* 2>/dev/null &

squid -N -n $HOSTNAME